| 1 | /******************************Module*Header*******************************\
|
|---|
| 2 | *
|
|---|
| 3 | * Copyright (C) 2006-2007 Oracle Corporation
|
|---|
| 4 | *
|
|---|
| 5 | * This file is part of VirtualBox Open Source Edition (OSE), as
|
|---|
| 6 | * available from http://www.virtualbox.org. This file is free software;
|
|---|
| 7 | * you can redistribute it and/or modify it under the terms of the GNU
|
|---|
| 8 | * General Public License (GPL) as published by the Free Software
|
|---|
| 9 | * Foundation, in version 2 as it comes in the "COPYING" file of the
|
|---|
| 10 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
|
|---|
| 11 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
|
|---|
| 12 | */
|
|---|
| 13 | /*
|
|---|
| 14 | * Based in part on Microsoft DDK sample code
|
|---|
| 15 | *
|
|---|
| 16 | * *******************
|
|---|
| 17 | * * GDI SAMPLE CODE *
|
|---|
| 18 | * *******************
|
|---|
| 19 | *
|
|---|
| 20 | * Module Name: driver.h
|
|---|
| 21 | *
|
|---|
| 22 | * contains prototypes for the frame buffer driver.
|
|---|
| 23 | *
|
|---|
| 24 | * Copyright (c) 1992-1998 Microsoft Corporation
|
|---|
| 25 | \**************************************************************************/
|
|---|
| 26 |
|
|---|
| 27 | #define DBG 1
|
|---|
| 28 |
|
|---|
| 29 | #include "stddef.h"
|
|---|
| 30 |
|
|---|
| 31 | #include <stdarg.h>
|
|---|
| 32 |
|
|---|
| 33 | #include "windef.h"
|
|---|
| 34 | #include "wingdi.h"
|
|---|
| 35 | #include "winddi.h"
|
|---|
| 36 | #include "devioctl.h"
|
|---|
| 37 | #include "ntddvdeo.h"
|
|---|
| 38 | #include "debug.h"
|
|---|
| 39 |
|
|---|
| 40 | typedef struct _PDEV
|
|---|
| 41 | {
|
|---|
| 42 | HANDLE hDriver; // Handle to \Device\Screen
|
|---|
| 43 | HDEV hdevEng; // Engine's handle to PDEV
|
|---|
| 44 | HSURF hsurfEng; // Engine's handle to surface
|
|---|
| 45 | //@todo Make work without palette
|
|---|
| 46 | HPALETTE hpalDefault; // Handle to the default palette for device.
|
|---|
| 47 | PBYTE pjScreen; // This is pointer to base screen address
|
|---|
| 48 | ULONG cxScreen; // Visible screen width
|
|---|
| 49 | ULONG cyScreen; // Visible screen height
|
|---|
| 50 | POINTL ptlOrg; // Where this display is anchored in
|
|---|
| 51 | // the virtual desktop.
|
|---|
| 52 | ULONG ulMode; // Mode the mini-port driver is in.
|
|---|
| 53 | LONG lDeltaScreen; // Distance from one scan to the next.
|
|---|
| 54 | ULONG cScreenSize; // size of video memory, including
|
|---|
| 55 | // offscreen memory.
|
|---|
| 56 | PVOID pOffscreenList; // linked list of DCI offscreen surfaces.
|
|---|
| 57 | FLONG flRed; // For bitfields device, Red Mask
|
|---|
| 58 | FLONG flGreen; // For bitfields device, Green Mask
|
|---|
| 59 | FLONG flBlue; // For bitfields device, Blue Mask
|
|---|
| 60 | ULONG cPaletteShift; // number of bits the 8-8-8 palette must
|
|---|
| 61 | // be shifted by to fit in the hardware
|
|---|
| 62 | // palette.
|
|---|
| 63 | ULONG ulBitCount; // # of bits per pel 8,16,24,32 are only supported.
|
|---|
| 64 | POINTL ptlHotSpot; // adjustment for pointer hot spot
|
|---|
| 65 | VIDEO_POINTER_CAPABILITIES PointerCapabilities; // HW pointer abilities
|
|---|
| 66 | PVIDEO_POINTER_ATTRIBUTES pPointerAttributes; // hardware pointer attributes
|
|---|
| 67 | DWORD cjPointerAttributes; // Size of buffer allocated
|
|---|
| 68 | BOOL fHwCursorActive; // Are we currently using the hw cursor
|
|---|
| 69 | PALETTEENTRY *pPal; // If this is pal managed, this is the pal
|
|---|
| 70 | BOOL bSupportDCI; // Does the miniport support DCI?
|
|---|
| 71 |
|
|---|
| 72 | //@todo Make work without allocation
|
|---|
| 73 | PVOID pvTmpBuffer; // ptr to MIRRSURF bits for screen surface
|
|---|
| 74 | } PDEV, *PPDEV;
|
|---|
| 75 |
|
|---|
| 76 | typedef struct _MIRRSURF {
|
|---|
| 77 | PPDEV *pdev;
|
|---|
| 78 | ULONG cx;
|
|---|
| 79 | ULONG cy;
|
|---|
| 80 | ULONG lDelta;
|
|---|
| 81 | ULONG ulBitCount;
|
|---|
| 82 | BOOL bIsScreen;
|
|---|
| 83 |
|
|---|
| 84 | } MIRRSURF, *PMIRRSURF;
|
|---|
| 85 |
|
|---|
| 86 | DWORD getAvailableModes(HANDLE, PVIDEO_MODE_INFORMATION *, DWORD *);
|
|---|
| 87 | BOOL bInitPDEV(PPDEV, PDEVMODEW, GDIINFO *, DEVINFO *);
|
|---|
| 88 | BOOL bInitSURF(PPDEV, BOOL);
|
|---|
| 89 | BOOL bInitPaletteInfo(PPDEV, DEVINFO *);
|
|---|
| 90 | BOOL bInitPointer(PPDEV, DEVINFO *);
|
|---|
| 91 | BOOL bInit256ColorPalette(PPDEV);
|
|---|
| 92 | VOID vDisablePalette(PPDEV);
|
|---|
| 93 | VOID vDisableSURF(PPDEV);
|
|---|
| 94 |
|
|---|
| 95 | #define MAX_CLUT_SIZE (sizeof(VIDEO_CLUT) + (sizeof(ULONG) * 256))
|
|---|
| 96 |
|
|---|
| 97 | //
|
|---|
| 98 | // Determines the size of the DriverExtra information in the DEVMODE
|
|---|
| 99 | // structure passed to and from the display driver.
|
|---|
| 100 | //
|
|---|
| 101 |
|
|---|
| 102 | #define DRIVER_EXTRA_SIZE 0
|
|---|
| 103 |
|
|---|
| 104 | #define DLL_NAME L"vrdpdd" // Name of the DLL in UNICODE
|
|---|
| 105 | #define STANDARD_DEBUG_PREFIX "vrdpdd: " // All debug output is prefixed
|
|---|
| 106 | #define ALLOC_TAG 'rvDD' // Four byte tag (characters in
|
|---|
| 107 | // reverse order) used for memory
|
|---|
| 108 | // allocations
|
|---|
| 109 |
|
|---|
